US3223300A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination knapsack frame
Assignee: Individual
•
Filing: 1964-04-07
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Granted: 1965-12-14
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Expires: 1984-04-07
Abstract
No abstract record available.
Inventors
- 👤 Martin E Moore
- 👤 Earl E Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:45
CPC Classifications
A; A45; A45F; A45F3/00; A45F3/04; A45F3/08; A45F4/00; A45F4/02; A45F4/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
AN EXPANDABLE KNAPSACK CARRIER FRAME AND THE LIKE COMPRISING A PAIR OF SPACED APART ELONGATED HOLLOW SIDE TUBES, THE TUBES AT ONE END HAVING CURVED PORTIONS WITH TELESCOPING SECTIONS TO FORM A SHELF-LIKE STRUCTURE WHEN THE FRAME IS UPRIGHT, TELESCOPING CROSS-MEMBERS HAVING THEIR OUTER ENDS FIXED TO THEIR RESPECTIVE SIDE TUBES IN SPACED APART POSITION ON THE SIDE OF THE TUBES WHEREFROM THE SHELF-LIKE STRUCTURE PROJECTS; AND A PLURALITY OF SPACED APART WEBBING STRIPS HAVING THEIR ENDS FIXED TO THE SIDE TUBES ON THE OPPOSITE SIDE TO WHICH THE CROSS-MEMBERS ARE FIXED, AND MEANS RELEASABLY HOLDING EACH WEBBING STRIP IN FOLDED CONDITION WHEN THE FRAME IS IN CONTACTED FORM.
Claim 2
Dependent Claim
109 words
AN EXPANDABLE KNAPSACK CARRIER FRAME AND THE LIKE COMPRISING A PAIR OF SPACED APART ELONGATED HOLLOW SIDE TUBES, THE TUBES AT ONE END HAVING CURVED PORTIONS WITH TELESCOPING SECTIONS TO FORM A SHELF-LIKE STRUCTURE WHEN THE FRAME IS UPRIGHT, TELESCOPING CROSS-MEMBERS HAVING THEIR OUTER ENDS FIXED TO THEIR RESPECTIVE SIDE TUBES IN SPACED APART POSITION ON THE SIDE OF THE TUBES WHEREFROM THE SHELF-LIKE STRUCTURE PROJECTS; AND A PLURALITY OF SPACED APART WEBBING STRIPS HAVING THEIR ENDS FIXED TO THE SIDE TUBES ON THE OPPOSITE SIDE TO WHICH THE CROSS-MEMBERS ARE FIXED, AND MEANS RELEASABLY HOLDING EACH WEBBING STRIP IN FOLDED CONDITION WHEN THE FRAME IS IN CONTACTED FORM.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |